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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:19:15 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:19:15 +0000
commit6eb9c5a5657d1fe77b55cc261450f3538d35a94d (patch)
tree657d8194422a5daccecfd42d654b8a245ef7b4c8 /contrib/pgstattuple/pgstattuple--1.2--1.3.sql
parentInitial commit. (diff)
downloadpostgresql-13-6eb9c5a5657d1fe77b55cc261450f3538d35a94d.tar.xz
postgresql-13-6eb9c5a5657d1fe77b55cc261450f3538d35a94d.zip
Adding upstream version 13.4.upstream/13.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/pgstattuple/pgstattuple--1.2--1.3.sql')
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+/* contrib/pgstattuple/pgstattuple--1.2--1.3.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION pgstattuple UPDATE TO '1.3'" to load this file. \quit
+
+CREATE FUNCTION pgstattuple_approx(IN reloid regclass,
+ OUT table_len BIGINT, -- physical table length in bytes
+ OUT scanned_percent FLOAT8, -- what percentage of the table's pages was scanned
+ OUT approx_tuple_count BIGINT, -- estimated number of live tuples
+ OUT approx_tuple_len BIGINT, -- estimated total length in bytes of live tuples
+ OUT approx_tuple_percent FLOAT8, -- live tuples in % (based on estimate)
+ OUT dead_tuple_count BIGINT, -- exact number of dead tuples
+ OUT dead_tuple_len BIGINT, -- exact total length in bytes of dead tuples
+ OUT dead_tuple_percent FLOAT8, -- dead tuples in % (based on estimate)
+ OUT approx_free_space BIGINT, -- estimated free space in bytes
+ OUT approx_free_percent FLOAT8) -- free space in % (based on estimate)
+AS 'MODULE_PATHNAME', 'pgstattuple_approx'
+LANGUAGE C STRICT;